The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 15, 1988
Filed:
Aug. 06, 1986
Applicant:
Inventors:
Christian Rossmann, Langenfeld, DE;
Horst Fluchter, Kaarst, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
252160 ; 252140 ; 252156 ; 25217425 ; 252D / ; 134 40 ;
Abstract
This invention is directed to a process for cleaning solid surfaces with aqueous alkaline cleaning compositions comprising (a) stongly alkaline active-substance concentrates and (b) acidic or neutral active-substance concentrates comprising silica dispersions. Component (a) is present in an excess over component (b) sufficient to cause an alkaline medium.